Damper, Louver, VAV, Sound Attneuator

Betec Cad  Louvers

WL B-10,20,30,40,50 Series - AMCA Certified  Light Duty Non-Drainable Louver AMCA 500L

Type : A* – Wall Mounted; B – Duct Mounted; C – Flush Mounted 

BETEC CAD. Manufactures Model WL AB 11 A/B/C weather louver to suit various ventilation 

applications. 

Weather louvers B-10 series is light duty model construction, suitable for the duct or wall 

mounting applications in HVAC systems, for air ventilation i.e, intake or exhaust these louvers 

are available with filters and dampers suitable for AHU’s fresh air intake.